5 
EXCURSION A 6. 
THE MORIN ANORTHOSITE AREA. 
BY 
FRANK D. ADAMS. 
CONTENTS. 
PAGE 
Meapupeniia plone see aye 6 a es a es Pe 6 
General statement concerning the anorthosite 
intrusions of the Canadian Shield.......... 6 
Micon LOsineatnortmosite: 4.6 ou oe Ee ee Tt 
Extent and relation to the surrounding gneiss 7 
Composition of the Morin anorthosite........ 8 
Structure of the Morin anorthosite........... 9 
PRMMOAEC OUGe. Sait: Cea PR, Oe sy ee 1 
Pea wOnC@seue ALIN © 22) ty eee ees Be ns Fe) 6h An ae 27, 
